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lNiTnn STATES HENRY A. ARNDT, or PHILADELPHIA, PENNSYLVANIA, ASSIGNOR TOANDREW REITER,

OF SAME PLACE.

SPECIFICATION forming part of Letters Patent No. 352,438, dated November9, 1886.

Application filed August 9, 1886.

To all whom it may concern:

Be it known that I,HENRY A. .ARNDT, a citizen of the United States,residing in the city and county of Philadelphia, State of Pen nsylvania,have invented a new and useful Improvement in Preparations for Cleaningand Polishing Metals, which improvement is fully set forth in thefollowing specification.

In carrying out my invention I take five ounces of oxalic acid,tenounces ofrottenstone, two ounces of tartaric acid, three-fourths of anounce of table-salt, and one gallon of Water, all well mixed together,but the proportions may be changed, as desired.

The preparation or compound may be bottled, and when it is required foruse the bottle is well shaken and some of the preparation Serial No.210,454. (No specimens.)

' then poured upon a woolen rag and the metal then rubbed with the same,after which it is brushed and permitted to dry, the result being asurface which is clean and bright, and possessing a durable polish.

Having thus described rnyinvention, what I Patent, is

A composition of matter consisting of oxalic acid, rotten-stone,tartaric acid, table-salt, and

polishing metals, as stated.

HENRY A. ARND'J Witnesses:

WM. H. LAMON, G. E. WARNOKE.

claim as new, and desire to secure by Letters water, forming apreparation for cleaning and

